<template>
    <div class="heightAll widthAll" style="overflow-x: hidden;">
        <el-row :gutter="40" class="panel-group">
            <el-col :lg="6" :sm="12" :xs="12" class="card-panel-col">
                <div class="card-panel">
                    <div class="card-panel-icon-wrapper icon-people">
                        <span class="icon hll-user bigIcon"></span>
                    </div>
                    <div class="card-panel-description">
                        <div class="card-panel-text">
                            用户
                        </div>
                        <count-to :duration="duration" :end-val="users" :start-val="0" class="card-panel-num"/>
                    </div>
                </div>
            </el-col>
            <el-col :lg="6" :sm="12" :xs="12" class="card-panel-col">
                <div class="card-panel">
                    <div class="card-panel-icon-wrapper icon-message">
                        <span class="icon hll-wodejieyue bigIcon"/>
                    </div>
                    <div class="card-panel-description">
                        <div class="card-panel-text">
                            借阅
                        </div>
                        <count-to :duration="duration" :end-val="borrows" :start-val="0" class="card-panel-num"/>
                    </div>
                </div>
            </el-col>
            <el-col :lg="6" :sm="12" :xs="12" class="card-panel-col">
                <div class="card-panel">
                    <div class="card-panel-icon-wrapper icon-money">
                        <span class="icon hll-book1 bigIcon"/>
                    </div>
                    <div class="card-panel-description">
                        <div class="card-panel-text">
                            图书
                        </div>
                        <count-to :duration="duration" :end-val="books" :start-val="0"
                                  class="card-panel-num"/>
                    </div>
                </div>
            </el-col>
            <el-col :lg="6" :sm="12" :xs="12" class="card-panel-col">
                <div class="card-panel">
                    <div class="card-panel-icon-wrapper icon-shopping">
                        <span class="icon hll-log bigIcon"/>
                    </div>
                    <div class="card-panel-description">
                        <div class="card-panel-text">
                            日志
                        </div>
                        <count-to :duration="duration" :end-val="logs" :start-val="0" class="card-panel-num"/>
                    </div>
                </div>
            </el-col>
        </el-row>
        <bar/>
    </div>
</template>

<script>
import CountTo from 'vue-count-to'
import bar from './components/bar'
import {queryUsers} from "../../store/user";
import borrowInfo from "../../store/borrowInfo";
import bookInfo from "../../store/bookInfo";
import {queryAllLogs} from "../../store/admin";

export default {
    data() {
        return {
            users: 0,
            books: 0,
            borrows: 0,
            logs: 0,
            duration: 3000, //持续时间
        }
    },
    components: {
        CountTo, bar
    },
    methods: {},
    created() {
        const _this = this;
        queryUsers().then(rs => {
            _this.users = rs.length;
        });
        queryAllLogs().then(rs => {
            _this.logs = rs.length;
        });
        borrowInfo.dispatch('queryAllBorrows').then(rs => {
            _this.borrows = rs.length;
        });
        bookInfo.dispatch('queryAllBooks', {}).then(rs => {
            _this.books = rs.length;
        })
    }
}
</script>

<style lang="scss" scoped>
    .bigIcon {
        font-size: 56px;
        margin-left: auto;
    }

    .panel-group {
        margin-top: 0;

        .card-panel-col {
            margin-bottom: 12px;
        }

        .card-panel {
            height: 108px;
            cursor: pointer;
            font-size: 12px;
            position: relative;
            overflow: hidden;
            color: #666;
            background: #fff;
            box-shadow: 4px 4px 40px rgba(0, 0, 0, .05);
            border-color: rgba(0, 0, 0, .05);

            &:hover {
                .card-panel-icon-wrapper {
                    color: #fff;
                }

                .icon-people {
                    background: #40c9c6;
                }

                .icon-message {
                    background: #36a3f7;
                }

                .icon-money {
                    background: #f4516c;
                }

                .icon-shopping {
                    background: #34bfa3
                }
            }

            .icon-people {
                color: #40c9c6;
            }

            .icon-message {
                color: #36a3f7;
            }

            .icon-money {
                color: #f4516c;
            }

            .icon-shopping {
                color: #34bfa3
            }

            .card-panel-icon-wrapper {
                float: left;
                margin: 14px 0 0 14px;
                padding: 8px;
                transition: all 0.38s ease-out;
                border-radius: 6px;

            }

            .card-panel-icon {
                float: left;
                font-size: 48px;
            }

            .card-panel-description {
                float: right;
                font-weight: bold;
                margin: 26px;
                margin-left: 0px;

                .card-panel-text {
                    line-height: 18px;
                    color: rgba(0, 0, 0, 0.45);
                    font-size: 16px;
                    margin-bottom: 12px;
                }

                .card-panel-num {
                    font-size: 20px;
                }
            }
        }
    }

    @media (max-width: 550px) {
        .card-panel-description {
            display: none;
        }

        .card-panel-icon-wrapper {
            float: none !important;
            width: 100%;
            height: 100%;
            margin: 0 !important;

            .svg-icon {
                display: block;
                margin: 14px auto !important;
                float: none !important;
            }
        }
    }
</style>
